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Cisco Bug: CSCvj18473 - After upgrade from 03.07.04.E to 03.07.05.E, DHCP not working due to ACL behaviour change.

Last Modified

Jun 19, 2018

Products (1)

  • Cisco IOS

Known Affected Releases

3.7(5)

Description (partial)

Symptom:
ACL is dropping DHCP packet after upgrade to 03.07.05.E.

Conditions:
IOS should be 03.07.05.E  and ACL (permit udp any eq bootpc host 255.255.255.255 eq bootps) should be applied on SVI for broadcast IP address 255.255.255.255. 

Workaround(s):
Change host 255.255.255.255 to any in ACL statement
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